CAS Ornithology (ORN)

Latest version published by California Academy of Sciences on May 13, 2024 California Academy of Sciences

Download the latest version of this resource data as a Darwin Core Archive (DwC-A) or the resource metadata as EML or RTF:

Data as a DwC-A file download 100,329 records in English (6 MB) - Update frequency: weekly
Metadata as an EML file download in English (8 KB)
Metadata as an RTF file download in English (5 KB)


The electronic catalog of the ornithology collection at the California Academy of Sciences, San Francisco.

Data Records

The data in this occurrence resource has been published as a Darwin Core Archive (DwC-A), which is a standardized format for sharing biodiversity data as a set of one or more data tables. The core data table contains 100,329 records.

This IPT archives the data and thus serves as the data repository. The data and resource metadata are available for download in the downloads section. The versions table lists other versions of the resource that have been made publicly available and allows tracking changes made to the resource over time.


The table below shows only published versions of the resource that are publicly accessible.

How to cite

Researchers should cite this work as follows:

Flannery M, Fong J (2024). CAS Ornithology (ORN). Version 126.413. California Academy of Sciences. Occurrence dataset.


Researchers should respect the following rights statement:

The publisher and rights holder of this work is California Academy of Sciences. To the extent possible under law, the publisher has waived all rights to these data and has dedicated them to the Public Domain (CC0 1.0). Users may copy, modify, distribute and use the work, including for commercial purposes, without restriction.

GBIF Registration

This resource has been registered with GBIF, and assigned the following GBIF UUID: 4f29b6ab-20c0-4479-8795-4915bedcebd1.  California Academy of Sciences publishes this resource, and is itself registered in GBIF as a data publisher endorsed by GBIF-US.


Occurrence; birds; Specimen; Occurrence


Maureen Flannery
  • Originator
  • Point Of Contact
Collections Manager, Ornithology & Mammalogy
California Academy of Sciences
55 Music Concourse Dr.
94118 San Francisco
+1 (415) 379-5371
Jon Fong
  • Metadata Provider
California Academy of Sciences
55 Music Concourse Dr.
94118 San Francisco
+1 (415) 379-5280

Geographic Coverage

Global coverage

Bounding Coordinates South West [-90, -180], North East [90, 180]

Taxonomic Coverage

No Description available

Class Aves (Birds)

Additional Metadata

Maintenance Description Updated each Monday around 10:00 AM Pacific time.
Alternative Identifiers 4f29b6ab-20c0-4479-8795-4915bedcebd1